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Quad Rock 50

Fort Collins, United States • 10 May 2025

The Quad Rock 50 & 25 Mile Trail Races, held at Lory State Park and Horsetooth Mountain Park near Fort Collins, Colorado, offer challenging and scenic trail running experiences. Participants can choose between a 25-mile loop with 5,500 feet of elevation gain or a 50-mile race that doubles the distance and vertical climb to over 11,000 feet. The course features approximately 85% singletrack trails and 15% dirt roads, winding through rugged terrain with stunning views of the Rocky Mountains and Great Plains. The event emphasizes a well-marked course, fully stocked aid stations, and a welcoming atmosphere with a quality post-race meal and awards. It is organized by trail runners for trail runners, with a strong community focus. Visit the organization's website for the most recent information.

United States Colorado Fort Collins

Race information

Website Registration
50 mi
11000 m+
Quad Rock 50
25 mi
5500 m+
Quad Rock 25
Visit the organization's website for the most recent information.
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